DTC 53
DTC 53 ECM Communication Circuit Malfunction
CIRCUIT DESCRIPTION
The circuit is used to send TRAC control information from the ABS & TRAC ECU to the ECM (TRC+, TRC) and engine control information from the ECM to the ABS & TRAC ECU (EFI+, EFI-).
DETECTING CONDITIONS
WIRING DIAGRAM
Step 1:
INSPECTION PROCEDURE